As Dr. King prepared for the Birmingham campaign in early 1963, he drafted the final sermons for
Strength to Love, a volume of his best-known homilies. King had begun working on the sermons during a fortnight in jail in July 1962. Having been arrested for holding a prayer vigil outside Albany City Hall, King and Ralph Abernathy shared a jail cell for 15 days that was, according to King, ''dirty, filthy, and ill-equipped'' and "the worse I have ever seen." While behind bars, he spent uninterrupted time preparing the drafts for classic sermons....